/** @file
  Support for PCI 2.2 standard.

  Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>

  SPDX-License-Identifier: BSD-2-Clause-Patent

**/

#ifndef _PCI22_H
#define _PCI22_H

#define PCI_MAX_SEGMENT 0

#define PCI_MAX_BUS     255

#define PCI_MAX_DEVICE  31
#define PCI_MAX_FUNC    7

//
// Command
//
#define PCI_VGA_PALETTE_SNOOP_DISABLED  0x20

#pragma pack(push, 1)
typedef struct {
  UINT16  VendorId;
  UINT16  DeviceId;
  UINT16  Command;
  UINT16  Status;
  UINT8   RevisionID;
  UINT8   ClassCode[3];
  UINT8   CacheLineSize;
  UINT8   LatencyTimer;
  UINT8   HeaderType;
  UINT8   BIST;
} PCI_DEVICE_INDEPENDENT_REGION;

typedef struct {
  UINT32  Bar[6];
  UINT32  CISPtr;
  UINT16  SubsystemVendorID;
  UINT16  SubsystemID;
  UINT32  ExpansionRomBar;
  UINT8   CapabilityPtr;
  UINT8   Reserved1[3];
  UINT32  Reserved2;
  UINT8   InterruptLine;
  UINT8   InterruptPin;
  UINT8   MinGnt;
  UINT8   MaxLat;
} PCI_DEVICE_HEADER_TYPE_REGION;

typedef struct {
  PCI_DEVICE_INDEPENDENT_REGION Hdr;
  PCI_DEVICE_HEADER_TYPE_REGION Device;
} PCI_TYPE00;

typedef struct {
  UINT32  Bar[2];
  UINT8   PrimaryBus;
  UINT8   SecondaryBus;
  UINT8   SubordinateBus;
  UINT8   SecondaryLatencyTimer;
  UINT8   IoBase;
  UINT8   IoLimit;
  UINT16  SecondaryStatus;
  UINT16  MemoryBase;
  UINT16  MemoryLimit;
  UINT16  PrefetchableMemoryBase;
  UINT16  PrefetchableMemoryLimit;
  UINT32  PrefetchableBaseUpper32;
  UINT32  PrefetchableLimitUpper32;
  UINT16  IoBaseUpper16;
  UINT16  IoLimitUpper16;
  UINT8   CapabilityPtr;
  UINT8   Reserved[3];
  UINT32  ExpansionRomBAR;
  UINT8   InterruptLine;
  UINT8   InterruptPin;
  UINT16  BridgeControl;
} PCI_BRIDGE_CONTROL_REGISTER;

typedef struct {
  PCI_DEVICE_INDEPENDENT_REGION Hdr;
  PCI_BRIDGE_CONTROL_REGISTER   Bridge;
} PCI_TYPE01;

typedef union {
  PCI_TYPE00  Device;
  PCI_TYPE01  Bridge;
} PCI_TYPE_GENERIC;

typedef struct {
  UINT32  CardBusSocketReg; // Cardbus Socket/ExCA Base
  // Address Register
  //
  UINT16  Reserved;
  UINT16  SecondaryStatus;      // Secondary Status
  UINT8   PciBusNumber;         // PCI Bus Number
  UINT8   CardBusBusNumber;     // CardBus Bus Number
  UINT8   SubordinateBusNumber; // Subordinate Bus Number
  UINT8   CardBusLatencyTimer;  // CardBus Latency Timer
  UINT32  MemoryBase0;          // Memory Base Register 0
  UINT32  MemoryLimit0;         // Memory Limit Register 0
  UINT32  MemoryBase1;
  UINT32  MemoryLimit1;
  UINT32  IoBase0;
  UINT32  IoLimit0;             // I/O Base Register 0
  UINT32  IoBase1;              // I/O Limit Register 0
  UINT32  IoLimit1;
  UINT8   InterruptLine;        // Interrupt Line
  UINT8   InterruptPin;         // Interrupt Pin
  UINT16  BridgeControl;        // Bridge Control
} PCI_CARDBUS_CONTROL_REGISTER;

//
// Definitions of PCI class bytes and manipulation macros.
//
#define PCI_CLASS_OLD                 0x00
#define PCI_CLASS_OLD_OTHER           0x00
#define PCI_CLASS_OLD_VGA             0x01

#define PCI_CLASS_MASS_STORAGE        0x01
#define PCI_CLASS_MASS_STORAGE_SCSI   0x00
#define PCI_CLASS_MASS_STORAGE_IDE    0x01  // obsolete
#define PCI_CLASS_IDE                 0x01
#define PCI_CLASS_MASS_STORAGE_FLOPPY 0x02
#define PCI_CLASS_MASS_STORAGE_IPI    0x03
#define PCI_CLASS_MASS_STORAGE_RAID   0x04
#define PCI_CLASS_MASS_STORAGE_OTHER  0x80

#define PCI_CLASS_NETWORK             0x02
#define PCI_CLASS_NETWORK_ETHERNET    0x00
#define PCI_CLASS_ETHERNET            0x00  // obsolete
#define PCI_CLASS_NETWORK_TOKENRING   0x01
#define PCI_CLASS_NETWORK_FDDI        0x02
#define PCI_CLASS_NETWORK_ATM         0x03
#define PCI_CLASS_NETWORK_ISDN        0x04
#define PCI_CLASS_NETWORK_OTHER       0x80

#define PCI_CLASS_DISPLAY             0x03
#define PCI_CLASS_DISPLAY_CTRL        0x03  // obsolete
#define PCI_CLASS_DISPLAY_VGA         0x00
#define PCI_CLASS_VGA                 0x00  // obsolete
#define PCI_CLASS_DISPLAY_XGA         0x01
#define PCI_CLASS_DISPLAY_3D          0x02
#define PCI_CLASS_DISPLAY_OTHER       0x80
#define PCI_CLASS_DISPLAY_GFX         0x80
#define PCI_CLASS_GFX                 0x80  // obsolete
#define PCI_CLASS_BRIDGE              0x06
#define PCI_CLASS_BRIDGE_HOST         0x00
#define PCI_CLASS_BRIDGE_ISA          0x01
#define PCI_CLASS_ISA                 0x01  // obsolete
#define PCI_CLASS_BRIDGE_EISA         0x02
#define PCI_CLASS_BRIDGE_MCA          0x03
#define PCI_CLASS_BRIDGE_P2P          0x04
#define PCI_CLASS_BRIDGE_PCMCIA       0x05
#define PCI_CLASS_BRIDGE_NUBUS        0x06
#define PCI_CLASS_BRIDGE_CARDBUS      0x07
#define PCI_CLASS_BRIDGE_RACEWAY      0x08
#define PCI_CLASS_BRIDGE_ISA_PDECODE  0x80
#define PCI_CLASS_ISA_POSITIVE_DECODE 0x80  // obsolete

#define PCI_CLASS_SCC                 0x07  // Simple communications controllers
#define PCI_SUBCLASS_SERIAL           0x00
#define PCI_IF_GENERIC_XT             0x00
#define PCI_IF_16450                  0x01
#define PCI_IF_16550                  0x02
#define PCI_IF_16650                  0x03
#define PCI_IF_16750                  0x04
#define PCI_IF_16850                  0x05
#define PCI_IF_16950                  0x06
#define PCI_SUBCLASS_PARALLEL         0x01
#define PCI_IF_PARALLEL_PORT          0x00
#define PCI_IF_BI_DIR_PARALLEL_PORT   0x01
#define PCI_IF_ECP_PARALLEL_PORT      0x02
#define PCI_IF_1284_CONTROLLER        0x03
#define PCI_IF_1284_DEVICE            0xFE
#define PCI_SUBCLASS_MULTIPORT_SERIAL 0x02
#define PCI_SUBCLASS_MODEM            0x03
#define PCI_IF_GENERIC_MODEM          0x00
#define PCI_IF_16450_MODEM            0x01
#define PCI_IF_16550_MODEM            0x02
#define PCI_IF_16650_MODEM            0x03
#define PCI_IF_16750_MODEM            0x04
#define PCI_SUBCLASS_OTHER            0x80

#define PCI_CLASS_SYSTEM_PERIPHERAL   0x08
#define PCI_SUBCLASS_PIC              0x00
#define PCI_IF_8259_PIC               0x00
#define PCI_IF_ISA_PIC                0x01
#define PCI_IF_EISA_PIC               0x02
#define PCI_IF_APIC_CONTROLLER        0x10 // I/O APIC interrupt controller , 32 byte none-prefetchable memory.
#define PCI_IF_APIC_CONTROLLER2       0x20
#define PCI_SUBCLASS_TIMER            0x02
#define PCI_IF_8254_TIMER             0x00
#define PCI_IF_ISA_TIMER              0x01
#define PCI_EISA_TIMER                0x02
#define PCI_SUBCLASS_RTC              0x03
#define PCI_IF_GENERIC_RTC            0x00
#define PCI_IF_ISA_RTC                0x00
#define PCI_SUBCLASS_PNP_CONTROLLER   0x04 // HotPlug Controller

#define PCI_CLASS_INPUT_DEVICE        0x09
#define PCI_SUBCLASS_KEYBOARD         0x00
#define PCI_SUBCLASS_PEN              0x01
#define PCI_SUBCLASS_MOUSE_CONTROLLER 0x02
#define PCI_SUBCLASS_SCAN_CONTROLLER  0x03
#define PCI_SUBCLASS_GAMEPORT         0x04

#define PCI_CLASS_DOCKING_STATION     0x0A

#define PCI_CLASS_PROCESSOR           0x0B
#define PCI_SUBCLASS_PROC_386         0x00
#define PCI_SUBCLASS_PROC_486         0x01
#define PCI_SUBCLASS_PROC_PENTIUM     0x02
#define PCI_SUBCLASS_PROC_ALPHA       0x10
#define PCI_SUBCLASS_PROC_POWERPC     0x20
#define PCI_SUBCLASS_PROC_MIPS        0x30
#define PCI_SUBCLASS_PROC_CO_PORC     0x40 // Co-Processor

#define PCI_CLASS_SERIAL              0x0C
#define PCI_CLASS_SERIAL_FIREWIRE     0x00
#define PCI_CLASS_SERIAL_ACCESS_BUS   0x01
#define PCI_CLASS_SERIAL_SSA          0x02
#define PCI_CLASS_SERIAL_USB          0x03
#define PCI_CLASS_SERIAL_FIBRECHANNEL 0x04
#define PCI_CLASS_SERIAL_SMB          0x05

#define PCI_CLASS_WIRELESS            0x0D
#define PCI_SUBCLASS_IRDA             0x00
#define PCI_SUBCLASS_IR               0x01
#define PCI_SUBCLASS_RF               0x02

#define PCI_CLASS_INTELLIGENT_IO      0x0E

#define PCI_CLASS_SATELLITE           0x0F
#define PCI_SUBCLASS_TV               0x01
#define PCI_SUBCLASS_AUDIO            0x02
#define PCI_SUBCLASS_VOICE            0x03
#define PCI_SUBCLASS_DATA             0x04

#define PCI_SECURITY_CONTROLLER       0x10 // Encryption and decryption controller
#define PCI_SUBCLASS_NET_COMPUT       0x00
#define PCI_SUBCLASS_ENTERTAINMENT    0x10

#define PCI_CLASS_DPIO                0x11

#define IS_CLASS1(_p, c)              ((_p)->Hdr.ClassCode[2] == (c))
#define IS_CLASS2(_p, c, s)           (IS_CLASS1 (_p, c) && ((_p)->Hdr.ClassCode[1] == (s)))
#define IS_CLASS3(_p, c, s, p)        (IS_CLASS2 (_p, c, s) && ((_p)->Hdr.ClassCode[0] == (p)))

#define IS_PCI_DISPLAY(_p)            IS_CLASS1 (_p, PCI_CLASS_DISPLAY)
#define IS_PCI_VGA(_p)                IS_CLASS3 (_p, PCI_CLASS_DISPLAY, PCI_CLASS_DISPLAY_VGA, 0)
#define IS_PCI_8514(_p)               IS_CLASS3 (_p, PCI_CLASS_DISPLAY, PCI_CLASS_DISPLAY_VGA, 1)
#define IS_PCI_GFX(_p)                IS_CLASS3 (_p, PCI_CLASS_DISPLAY, PCI_CLASS_DISPLAY_GFX, 0)
#define IS_PCI_OLD(_p)                IS_CLASS1 (_p, PCI_CLASS_OLD)
#define IS_PCI_OLD_VGA(_p)            IS_CLASS2 (_p, PCI_CLASS_OLD, PCI_CLASS_OLD_VGA)
#define IS_PCI_IDE(_p)                IS_CLASS2 (_p, PCI_CLASS_MASS_STORAGE, PCI_CLASS_MASS_STORAGE_IDE)
#define IS_PCI_SCSI(_p)               IS_CLASS3 (_p, PCI_CLASS_MASS_STORAGE, PCI_CLASS_MASS_STORAGE_SCSI, 0)
#define IS_PCI_RAID(_p)               IS_CLASS3 (_p, PCI_CLASS_MASS_STORAGE, PCI_CLASS_MASS_STORAGE_RAID, 0)
#define IS_PCI_LPC(_p)                IS_CLASS3 (_p, PCI_CLASS_BRIDGE, PCI_CLASS_BRIDGE_ISA, 0)
#define IS_PCI_P2P(_p)                IS_CLASS3 (_p, PCI_CLASS_BRIDGE, PCI_CLASS_BRIDGE_P2P, 0)
#define IS_PCI_P2P_SUB(_p)            IS_CLASS3 (_p, PCI_CLASS_BRIDGE, PCI_CLASS_BRIDGE_P2P, 1)
#define IS_PCI_USB(_p)                IS_CLASS2 (_p, PCI_CLASS_SERIAL, PCI_CLASS_SERIAL_USB)

#define HEADER_TYPE_DEVICE            0x00
#define HEADER_TYPE_PCI_TO_PCI_BRIDGE 0x01
#define HEADER_TYPE_CARDBUS_BRIDGE    0x02

#define HEADER_TYPE_MULTI_FUNCTION    0x80
#define HEADER_LAYOUT_CODE            0x7f

#define IS_PCI_BRIDGE(_p)             (((_p)->Hdr.HeaderType & HEADER_LAYOUT_CODE) == (HEADER_TYPE_PCI_TO_PCI_BRIDGE))
#define IS_CARDBUS_BRIDGE(_p)         (((_p)->Hdr.HeaderType & HEADER_LAYOUT_CODE) == (HEADER_TYPE_CARDBUS_BRIDGE))
#define IS_PCI_MULTI_FUNC(_p)         ((_p)->Hdr.HeaderType & HEADER_TYPE_MULTI_FUNCTION)

#define PCI_DEVICE_ROMBAR             0x30
#define PCI_BRIDGE_ROMBAR             0x38

#define PCI_MAX_BAR                   0x0006
#define PCI_MAX_CONFIG_OFFSET         0x0100

#define PCI_VENDOR_ID_OFFSET                        0x00
#define PCI_DEVICE_ID_OFFSET                        0x02
#define PCI_COMMAND_OFFSET                          0x04
#define PCI_PRIMARY_STATUS_OFFSET                   0x06
#define PCI_REVISION_ID_OFFSET                      0x08
#define PCI_CLASSCODE_OFFSET                        0x09
#define PCI_CACHELINE_SIZE_OFFSET                   0x0C
#define PCI_LATENCY_TIMER_OFFSET                    0x0D
#define PCI_HEADER_TYPE_OFFSET                      0x0E
#define PCI_BIST_OFFSET                             0x0F
#define PCI_BASE_ADDRESSREG_OFFSET                  0x10
#define PCI_CARDBUS_CIS_OFFSET                      0x28
#define PCI_SVID_OFFSET                             0x2C // SubSystem Vendor id
#define PCI_SUBSYSTEM_VENDOR_ID_OFFSET              0x2C
#define PCI_SID_OFFSET                              0x2E // SubSystem ID
#define PCI_SUBSYSTEM_ID_OFFSET                     0x2E
#define PCI_EXPANSION_ROM_BASE                      0x30
#define PCI_CAPBILITY_POINTER_OFFSET                0x34
#define PCI_INT_LINE_OFFSET                         0x3C // Interrupt Line Register
#define PCI_INT_PIN_OFFSET                          0x3D // Interrupt Pin Register
#define PCI_MAXGNT_OFFSET                           0x3E // Max Grant Register
#define PCI_MAXLAT_OFFSET                           0x3F // Max Latency Register

#define PCI_BRIDGE_CONTROL_REGISTER_OFFSET          0x3E
#define PCI_BRIDGE_STATUS_REGISTER_OFFSET           0x1E

#define PCI_BRIDGE_PRIMARY_BUS_REGISTER_OFFSET      0x18
#define PCI_BRIDGE_SECONDARY_BUS_REGISTER_OFFSET    0x19
#define PCI_BRIDGE_SUBORDINATE_BUS_REGISTER_OFFSET  0x1a

typedef union {
  struct {
    UINT32  Reg : 8;
    UINT32  Func : 3;
    UINT32  Dev : 5;
    UINT32  Bus : 8;
    UINT32  Reserved : 7;
    UINT32  Enable : 1;
  } Bits;
  UINT32  Uint32;
} PCI_CONFIG_ACCESS_CF8;

#pragma pack()

#define PCI_EXPANSION_ROM_HEADER_SIGNATURE              0xaa55
#define PCI_DATA_STRUCTURE_SIGNATURE                    SIGNATURE_32 ('P', 'C', 'I', 'R')
#define PCI_CODE_TYPE_PCAT_IMAGE                        0x00
#define PCI_CODE_TYPE_EFI_IMAGE                         0x03
#define EFI_PCI_EXPANSION_ROM_HEADER_COMPRESSED         0x0001

#define EFI_PCI_COMMAND_IO_SPACE                        0x0001
#define EFI_PCI_COMMAND_MEMORY_SPACE                    0x0002
#define EFI_PCI_COMMAND_BUS_MASTER                      0x0004
#define EFI_PCI_COMMAND_SPECIAL_CYCLE                   0x0008
#define EFI_PCI_COMMAND_MEMORY_WRITE_AND_INVALIDATE     0x0010
#define EFI_PCI_COMMAND_VGA_PALETTE_SNOOP               0x0020
#define EFI_PCI_COMMAND_PARITY_ERROR_RESPOND            0x0040
#define EFI_PCI_COMMAND_STEPPING_CONTROL                0x0080
#define EFI_PCI_COMMAND_SERR                            0x0100
#define EFI_PCI_COMMAND_FAST_BACK_TO_BACK               0x0200

#define EFI_PCI_BRIDGE_CONTROL_PARITY_ERROR_RESPONSE    0x0001
#define EFI_PCI_BRIDGE_CONTROL_SERR                     0x0002
#define EFI_PCI_BRIDGE_CONTROL_ISA                      0x0004
#define EFI_PCI_BRIDGE_CONTROL_VGA                      0x0008
#define EFI_PCI_BRIDGE_CONTROL_VGA_16                   0x0010
#define EFI_PCI_BRIDGE_CONTROL_MASTER_ABORT             0x0020
#define EFI_PCI_BRIDGE_CONTROL_RESET_SECONDARY_BUS      0x0040
#define EFI_PCI_BRIDGE_CONTROL_FAST_BACK_TO_BACK        0x0080
#define EFI_PCI_BRIDGE_CONTROL_PRIMARY_DISCARD_TIMER    0x0100
#define EFI_PCI_BRIDGE_CONTROL_SECONDARY_DISCARD_TIMER  0x0200
#define EFI_PCI_BRIDGE_CONTROL_TIMER_STATUS             0x0400
#define EFI_PCI_BRIDGE_CONTROL_DISCARD_TIMER_SERR       0x0800

//
// Following are the PCI-CARDBUS bridge control bit
//
#define EFI_PCI_BRIDGE_CONTROL_IREQINT_ENABLE       0x0080
#define EFI_PCI_BRIDGE_CONTROL_RANGE0_MEMORY_TYPE   0x0100
#define EFI_PCI_BRIDGE_CONTROL_RANGE1_MEMORY_TYPE   0x0200
#define EFI_PCI_BRIDGE_CONTROL_WRITE_POSTING_ENABLE 0x0400

//
// Following are the PCI status control bit
//
#define EFI_PCI_STATUS_CAPABILITY             0x0010
#define EFI_PCI_STATUS_66MZ_CAPABLE           0x0020
#define EFI_PCI_FAST_BACK_TO_BACK_CAPABLE     0x0080
#define EFI_PCI_MASTER_DATA_PARITY_ERROR      0x0100

#define EFI_PCI_CAPABILITY_PTR                0x34
#define EFI_PCI_CARDBUS_BRIDGE_CAPABILITY_PTR 0x14

#pragma pack(1)
typedef struct {
  UINT16  Signature;    // 0xaa55
  UINT8   Reserved[0x16];
  UINT16  PcirOffset;
} PCI_EXPANSION_ROM_HEADER;

typedef struct {
  UINT16  Signature;    // 0xaa55
  UINT8   Size512;
  UINT8   InitEntryPoint[3];
  UINT8   Reserved[0x12];
  UINT16  PcirOffset;
} EFI_LEGACY_EXPANSION_ROM_HEADER;

typedef struct {
  UINT32  Signature;    // "PCIR"
  UINT16  VendorId;
  UINT16  DeviceId;
  UINT16  Reserved0;
  UINT16  Length;
  UINT8   Revision;
  UINT8   ClassCode[3];
  UINT16  ImageLength;
  UINT16  CodeRevision;
  UINT8   CodeType;
  UINT8   Indicator;
  UINT16  Reserved1;
} PCI_DATA_STRUCTURE;

//
// PCI Capability List IDs and records
//
#define EFI_PCI_CAPABILITY_ID_PMI     0x01
#define EFI_PCI_CAPABILITY_ID_AGP     0x02
#define EFI_PCI_CAPABILITY_ID_VPD     0x03
#define EFI_PCI_CAPABILITY_ID_SLOTID  0x04
#define EFI_PCI_CAPABILITY_ID_MSI     0x05
#define EFI_PCI_CAPABILITY_ID_HOTPLUG 0x06
#define EFI_PCI_CAPABILITY_ID_PCIX    0x07

typedef struct {
  UINT8 CapabilityID;
  UINT8 NextItemPtr;
} EFI_PCI_CAPABILITY_HDR;

//
// Capability EFI_PCI_CAPABILITY_ID_PMI
//
typedef struct {
  EFI_PCI_CAPABILITY_HDR  Hdr;
  UINT16                  PMC;
  UINT16                  PMCSR;
  UINT8                   BridgeExtention;
  UINT8                   Data;
} EFI_PCI_CAPABILITY_PMI;

//
// Capability EFI_PCI_CAPABILITY_ID_AGP
//
typedef struct {
  EFI_PCI_CAPABILITY_HDR  Hdr;
  UINT8                   Rev;
  UINT8                   Reserved;
  UINT32                  Status;
  UINT32                  Command;
} EFI_PCI_CAPABILITY_AGP;

//
// Capability EFI_PCI_CAPABILITY_ID_VPD
//
typedef struct {
  EFI_PCI_CAPABILITY_HDR  Hdr;
  UINT16                  AddrReg;
  UINT32                  DataReg;
} EFI_PCI_CAPABILITY_VPD;

//
// Capability EFI_PCI_CAPABILITY_ID_SLOTID
//
typedef struct {
  EFI_PCI_CAPABILITY_HDR  Hdr;
  UINT8                   ExpnsSlotReg;
  UINT8                   ChassisNo;
} EFI_PCI_CAPABILITY_SLOTID;

//
// Capability EFI_PCI_CAPABILITY_ID_MSI
//
typedef struct {
  EFI_PCI_CAPABILITY_HDR  Hdr;
  UINT16                  MsgCtrlReg;
  UINT32                  MsgAddrReg;
  UINT16                  MsgDataReg;
} EFI_PCI_CAPABILITY_MSI32;

typedef struct {
  EFI_PCI_CAPABILITY_HDR  Hdr;
  UINT16                  MsgCtrlReg;
  UINT32                  MsgAddrRegLsdw;
  UINT32                  MsgAddrRegMsdw;
  UINT16                  MsgDataReg;
} EFI_PCI_CAPABILITY_MSI64;

//
// Capability EFI_PCI_CAPABILITY_ID_HOTPLUG
//
typedef struct {
  EFI_PCI_CAPABILITY_HDR  Hdr;
  //
  // not finished - fields need to go here
  //
} EFI_PCI_CAPABILITY_HOTPLUG;

//
// Capability EFI_PCI_CAPABILITY_ID_PCIX
//
typedef struct {
  EFI_PCI_CAPABILITY_HDR  Hdr;
  UINT16                  CommandReg;
  UINT32                  StatusReg;
} EFI_PCI_CAPABILITY_PCIX;

typedef struct {
  EFI_PCI_CAPABILITY_HDR  Hdr;
  UINT16                  SecStatusReg;
  UINT32                  StatusReg;
  UINT32                  SplitTransCtrlRegUp;
  UINT32                  SplitTransCtrlRegDn;
} EFI_PCI_CAPABILITY_PCIX_BRDG;

#define DEVICE_ID_NOCARE    0xFFFF

#define PCI_ACPI_UNUSED     0
#define PCI_BAR_NOCHANGE    0
#define PCI_BAR_OLD_ALIGN   0xFFFFFFFFFFFFFFFFULL
#define PCI_BAR_EVEN_ALIGN  0xFFFFFFFFFFFFFFFEULL
#define PCI_BAR_SQUAD_ALIGN 0xFFFFFFFFFFFFFFFDULL
#define PCI_BAR_DQUAD_ALIGN 0xFFFFFFFFFFFFFFFCULL

#define PCI_BAR_IDX0        0x00
#define PCI_BAR_IDX1        0x01
#define PCI_BAR_IDX2        0x02
#define PCI_BAR_IDX3        0x03
#define PCI_BAR_IDX4        0x04
#define PCI_BAR_IDX5        0x05
#define PCI_BAR_ALL         0xFF

#pragma pack(pop)

//
// NOTE: The following header files are included here for
// compatibility consideration.
//
#include "pci23.h"
#include "pci30.h"
#include "EfiPci.h"

#endif
